TY JOUR TI Parquetting the Surface of a Parabolic Concentrator of a Solar Photovoltaic Thermal Module According to Given Differential- Geometric Requirements KW geometric shaping KW surface accuracy setting KW orthogonal parquetting KW solar radiation concentrator KW photovoltaic thermal module KW shaping error KW differential-geometric conditions JO Geometry & Graphics AU Sinitsyn, S.A. AU Strebkov, D.S. AU Panchenko, V.A. PY 2019 IS 7 PB INFRA-M Academic Publishing LLC.